Home / 7,547.04-11,316.92-3,163.32

Finding the Fourth Proportional to 7,547.04, 11,316.92 and 3,163.32

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Solution

The fourth proportional to 7,547.04, 11,316.92 and 3,163.32 is: 4,743.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.04 : 11,316.92 = 3,163.32 : x
  2. Step 2: Convert to fraction form
    7,547.04/11,316.92 = 3,163.32/x
  3. Step 3: Cross multiply
    7,547.04x = 11,316.92 × 3,163.32
  4. Step 4: Simplify right side
    7,547.04x = 35,799,075.58
  5. Step 5: Solve for x
    x = 35,799,075.58/7,547.04
  6. Step 6: Final answer
    x = 4,743.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.